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| author | Jesse Rosenthal <jrosenthal@jhu.edu> | 2014-08-29 10:34:18 -0400 |
|---|---|---|
| committer | Jesse Rosenthal <jrosenthal@jhu.edu> | 2014-08-30 07:17:55 -0400 |
| commit | ccda2a902c537d7c81fcf9131d4f92cad6ab968d (patch) | |
| tree | 7cf82380e4fd79dd081ed69b32c0825fd09b85ef /src/Text/Pandoc/Writers/DokuWiki.hs | |
| parent | 608e402802823e9f09fd3b7c294d23f166881817 (diff) | |
| download | pandoc-ccda2a902c537d7c81fcf9131d4f92cad6ab968d.tar.gz | |
DokuWiki writer: Use backslash newlines in table cells.
Write out strings in table cells with backslash linebreaks in place of
newlines. We also want to remove the first two spaces of an indent in lists.
Diffstat (limited to 'src/Text/Pandoc/Writers/DokuWiki.hs')
| -rw-r--r-- | src/Text/Pandoc/Writers/DokuWiki.hs | 46 |
1 files changed, 36 insertions, 10 deletions
diff --git a/src/Text/Pandoc/Writers/DokuWiki.hs b/src/Text/Pandoc/Writers/DokuWiki.hs index bbfba83fd..e02c6575d 100644 --- a/src/Text/Pandoc/Writers/DokuWiki.hs +++ b/src/Text/Pandoc/Writers/DokuWiki.hs @@ -63,13 +63,16 @@ data WriterState = WriterState { data WriterEnvironment = WriterEnvironment { stIndent :: String -- Indent after the marker at the beginning of list items , stUseTags :: Bool -- True if we should use HTML tags because we're in a complex list + , stBackSlashLB :: Bool -- True if we should produce formatted strings with newlines (as in a table cell) } instance Default WriterState where def = WriterState { stNotes = False } instance Default WriterEnvironment where - def = WriterEnvironment { stIndent = "", stUseTags = False } + def = WriterEnvironment { stIndent = "" + , stUseTags = False + , stBackSlashLB = False } type DokuWiki = ReaderT WriterEnvironment (State WriterState) @@ -197,6 +200,7 @@ blockToDokuWiki opts (Table capt aligns _ headers rows') = do blockToDokuWiki opts x@(BulletList items) = do oldUseTags <- stUseTags <$> ask indent <- stIndent <$> ask + backSlash <- stBackSlashLB <$> ask let useTags = oldUseTags || not (isSimpleList x) if useTags then do @@ -204,13 +208,15 @@ blockToDokuWiki opts x@(BulletList items) = do (mapM (listItemToDokuWiki opts) items) return $ "<HTML><ul></HTML>\n" ++ vcat contents ++ "<HTML></ul></HTML>\n" else do - contents <- local (\s -> s { stIndent = stIndent s ++ " " }) + contents <- local (\s -> s { stIndent = stIndent s ++ " " + , stBackSlashLB = backSlash}) (mapM (listItemToDokuWiki opts) items) return $ vcat contents ++ if null indent then "\n" else "" blockToDokuWiki opts x@(OrderedList attribs items) = do oldUseTags <- stUseTags <$> ask indent <- stIndent <$> ask + backSlash <- stBackSlashLB <$> ask let useTags = oldUseTags || not (isSimpleList x) if useTags then do @@ -218,7 +224,8 @@ blockToDokuWiki opts x@(OrderedList attribs items) = do (mapM (orderedListItemToDokuWiki opts) items) return $ "<HTML><ol" ++ listAttribsToString attribs ++ "></HTML>\n" ++ vcat contents ++ "<HTML></ol></HTML>\n" else do - contents <- local (\s -> s { stIndent = stIndent s ++ " " }) + contents <- local (\s -> s { stIndent = stIndent s ++ " " + , stBackSlashLB = backSlash}) (mapM (orderedListItemToDokuWiki opts) items) return $ vcat contents ++ if null indent then "\n" else "" @@ -228,6 +235,7 @@ blockToDokuWiki opts x@(OrderedList attribs items) = do blockToDokuWiki opts x@(DefinitionList items) = do oldUseTags <- stUseTags <$> ask indent <- stIndent <$> ask + backSlash <- stBackSlashLB <$> ask let useTags = oldUseTags || not (isSimpleList x) if useTags then do @@ -235,7 +243,8 @@ blockToDokuWiki opts x@(DefinitionList items) = do (mapM (definitionListItemToDokuWiki opts) items) return $ "<HTML><dl></HTML>\n" ++ vcat contents ++ "<HTML></dl></HTML>\n" else do - contents <- local (\s -> s { stIndent = stIndent s ++ " " }) + contents <- local (\s -> s { stIndent = stIndent s ++ " " + , stBackSlashLB = backSlash}) (mapM (definitionListItemToDokuWiki opts) items) return $ vcat contents ++ if null indent then "\n" else "" @@ -261,7 +270,9 @@ listItemToDokuWiki opts items = do then return $ "<HTML><li></HTML>" ++ contents ++ "<HTML></li></HTML>" else do indent <- stIndent <$> ask - return $ indent ++ "* " ++ contents + backSlash <- stBackSlashLB <$> ask + let indent' = if backSlash then (drop 2 indent) else indent + return $ indent' ++ "* " ++ contents -- | Convert ordered list item (list of blocks) to DokuWiki. -- | TODO Emiminate dreadful duplication of text from listItemToDokuWiki @@ -273,7 +284,9 @@ orderedListItemToDokuWiki opts items = do then return $ "<HTML><li></HTML>" ++ contents ++ "<HTML></li></HTML>" else do indent <- stIndent <$> ask - return $ indent ++ "- " ++ contents + backSlash <- stBackSlashLB <$> ask + let indent' = if backSlash then (drop 2 indent) else indent + return $ indent' ++ "- " ++ contents -- | Convert definition list item (label, list of blocks) to DokuWiki. definitionListItemToDokuWiki :: WriterOptions @@ -288,7 +301,9 @@ definitionListItemToDokuWiki opts (label, items) = do (intercalate "\n" $ map (\d -> "<HTML><dd></HTML>" ++ d ++ "<HTML></dd></HTML>") contents) else do indent <- stIndent <$> ask - return $ indent ++ "* **" ++ labelText ++ "** " ++ concat contents + backSlash <- stBackSlashLB <$> ask + let indent' = if backSlash then (drop 2 indent) else indent + return $ indent' ++ "* **" ++ labelText ++ "** " ++ concat contents -- | True if the list can be handled by simple wiki markup, False if HTML tags will be needed. isSimpleList :: Block -> Bool @@ -334,6 +349,13 @@ isSimpleBlockQuote _ = False vcat :: [String] -> String vcat = intercalate "\n" +backSlashLineBreaks :: String -> String +backSlashLineBreaks cs = reverse $ g $ reverse $ concatMap f cs + where f '\n' = "\\\\ " + f c = [c] + g (' ' : '\\':'\\': xs) = xs + g s = s + -- Auxiliary functions for tables: -- TODO Eliminate copy-and-pasted code in tableHeaderToDokuWiki and tableRowToDokuWiki @@ -376,7 +398,8 @@ tableItemToDokuWiki :: WriterOptions -- TODO Fix celltype and align' defined but not used tableItemToDokuWiki opts _celltype _align' item = do let mkcell x = "" ++ x ++ "" - contents <- blockListToDokuWiki opts item + contents <- local (\s -> s { stBackSlashLB = True }) $ + blockListToDokuWiki opts item return $ mkcell contents -- | Concatenates columns together. @@ -391,8 +414,11 @@ joinHeaders = intercalate " ^ " blockListToDokuWiki :: WriterOptions -- ^ Options -> [Block] -- ^ List of block elements -> DokuWiki String -blockListToDokuWiki opts blocks = - vcat <$> mapM (blockToDokuWiki opts) blocks +blockListToDokuWiki opts blocks = do + backSlash <- stBackSlashLB <$> ask + if backSlash + then (backSlashLineBreaks . vcat) <$> mapM (blockToDokuWiki opts) blocks + else vcat <$> mapM (blockToDokuWiki opts) blocks -- | Convert list of Pandoc inline elements to DokuWiki. inlineListToDokuWiki :: WriterOptions -> [Inline] -> DokuWiki String |